package io;

import java.io.*;
import java.util.Scanner;
public class PWDemo2 {

    public static void main(String[] args) throws FileNotFoundException {
        FileOutputStream fos= new FileOutputStream("pw.txt");
        OutputStreamWriter osw = new OutputStreamWriter(fos);
        BufferedWriter bw = new BufferedWriter(osw);
        PrintWriter pw = new PrintWriter(bw);
        Scanner scan = new Scanner(System.in);
        System.out.println("开始输入内容，输入exit退出");
        while (true){
            String line = scan.nextLine();
            if ("exit".equals(line)){
                break;
            }
            pw.println(line);
            pw.flush();

        }
        pw.close();


    }
}
